Pristella:
http://www.youtube.com/watch?feature...&v=eNZu6_ZNKLA
Rio maripito (ramirezi & Co)
http://www.youtube.com/watch?feature...&v=L05gM9OGTvo
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Mekong dall'alto (acqua limpida, trichopodus leeri)
http://www.youtube.com/watch?feature...&v=_PcL8_9sD14
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Cichla sp:
http://www.youtube.com/watch?feature...&v=x7BqWIJ4Cgg
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Potamorrhaphis guianensis: (mai sentito, ma...)
http://www.youtube.com/watch?feature...&v=QHdKw63R9Yw